Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"quan doi trinh snippets" » "quan doc trinh snippets", "quan doi tinh snippets", "quan dong trinh snippets", "quan tri trinh snippets", "quan li trinh snippets"
"dung java java slippers" » "dung va java slippers", "dung java java slippery", "dung java java grippers"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("quan doi trinh snippets") or ("dung java java slippers"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quan doi trinh snippets") OR ("dung java java slippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( quan doi trinh snippets ) or ( dung java java slippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quan doi trinh snippets") or ("dung java java slippers"))) or ("locating bugs code snippets"))*.